TY - JOUR AU - Hammer, Hans-Werner AU - Meißner, Ulf-G. TI - The proton radius: from a puzzle to precision JO - Science bulletin VL - 65 IS - 4 SN - 2095-9273 CY - [S.l.] PB - Science China Press M1 - FZJ-2021-00169 SP - 257 - 258 PY - 2020 LB - PUB:(DE-HGF)16 UR - <Go to ISI:>//WOS:000517774500002 DO - DOI:10.1016/j.scib.2019.12.012 UR - https://juser.fz-juelich.de/record/889264 ER -